Finding the Third Proportional to 836,646 and 1,292,759
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Solution
The third proportional to 836,646 and 1,292,759 is: 1,997,530.42
Step by Step Solution
- Step 1: Write the proportion equation
836,646 : 1,292,759 = 1,292,759 : x - Step 2: Convert to fraction form
836,646/1,292,759 = 1,292,759/x - Step 3: Cross multiply
836,646x = 1,292,759 × 1,292,759 - Step 4: Simplify right side
836,646x = 1,671,225,832,081 - Step 5: Solve for x
x = 1,671,225,832,081/836,646 - Step 6: Final answer
x = 1,997,530.42
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.